Here's a complete HTML page designed for your Hibernate tutorial content with a modern, visually appealing layout:

```html
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Hibernate 入门教程 - 技术小馆</title>
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    <script src="https://cdn.jsdelivr.net/npm/mermaid@latest/dist/mermaid.min.js"></script>
    <style>
        body {
            font-family: 'Noto Sans SC', Tahoma, Arial, Roboto, "Droid Sans", "Helvetica Neue", "Droid Sans Fallback", "Heiti SC", "Hiragino Sans GB", Simsun, sans-serif;
            background-color: #f8fafc;
            color: #1e293b;
        }
        .content-wrapper {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
        }
        .hero {
            background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
            color: white;
            border-radius: 1rem;
            padding: 4rem 2rem;
            margin-bottom: 3rem;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        }
        .card {
            background: white;
            border-radius: 0.5rem;
            box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .card:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
        }
        .card-header {
            border-bottom: 1px solid #e2e8f0;
            padding-bottom: 0.75rem;
            margin-bottom: 1rem;
            font-size: 1.25rem;
            font-weight: 600;
            color: #4f46e5;
        }
        .icon-box {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.5rem;
            height: 2.5rem;
            border-radius: 50%;
            background-color: #e0e7ff;
            color: #4f46e5;
            margin-right: 1rem;
        }
        .code-block {
            background-color: #1e293b;
            color: #f8fafc;
            border-radius: 0.375rem;
            padding: 1rem;
            overflow-x: auto;
            font-family: 'Courier New', Courier, monospace;
            margin: 1rem 0;
        }
        .highlight {
            background-color: #fef3c7;
            padding: 0.2rem 0.4rem;
            border-radius: 0.25rem;
        }
        .warning {
            background-color: #fef3c7;
            border-left: 4px solid #f59e0b;
            padding: 1rem;
            margin: 1rem 0;
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        .info-box {
            background-color: #e0f2fe;
            border-left: 4px solid #0ea5e9;
            padding: 1rem;
            margin: 1rem 0;
        }
        .image-container {
            display: flex;
            justify-content: center;
            margin: 1.5rem 0;
        }
        .image-container img {
            max-width: 100%;
            border-radius: 0.375rem;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        }
        .table-container {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background-color: white;
        }
        th, td {
            padding: 0.75rem;
            text-align: left;
            border-bottom: 1px solid #e2e8f0;
        }
        th {
            background-color: #f1f5f9;
            font-weight: 600;
        }
        tr:hover {
            background-color: #f8fafc;
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        .nav-tabs {
            display: flex;
            border-bottom: 1px solid #e2e8f0;
            margin-bottom: 1rem;
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            padding: 0.5rem 1rem;
            cursor: pointer;
            border-bottom: 2px solid transparent;
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            color: #4f46e5;
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            display: block;
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        .diagram-container {
            background-color: white;
            padding: 1rem;
            border-radius: 0.5rem;
            margin: 1.5rem 0;
            box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
        }
        h1, h2, h3, h4 {
            font-family: 'Noto Serif SC', serif;
            font-weight: 600;
            margin-top: 1.5em;
            margin-bottom: 0.5em;
        }
        h1 {
            font-size: 2.5rem;
            border-bottom: 1px solid #e2e8f0;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 1.75rem;
            color: #4f46e5;
        }
        h3 {
            font-size: 1.5rem;
        }
        h4 {
            font-size: 1.25rem;
        }
        p {
            margin-bottom: 1rem;
            line-height: 1.7;
        }
        a {
            color: #4f46e5;
            text-decoration: none;
            font-weight: 500;
        }
        a:hover {
            text-decoration: underline;
        }
        footer {
            background-color: #1e293b;
            color: #f8fafc;
            padding: 2rem;
            margin-top: 3rem;
            text-align: center;
        }
        footer a {
            color: #818cf8;
        }
        footer a:hover {
            color: #a5b4fc;
            text-decoration: underline;
        }
    </style>
</head>
<body>
    <div class="content-wrapper">
        <!-- Hero Section -->
        <section class="hero">
            <div class="max-w-3xl mx-auto text-center">
                <h1 class="text-4xl font-bold mb-4">Hibernate 入门教程</h1>
                <p class="text-xl mb-6">掌握Java ORM框架的核心概念与最佳实践</p>
                <div class="flex justify-center space-x-4">
                    <span class="px-3 py-1 bg-white bg-opacity-20 rounded-full">ORM</span>
                    <span class="px-3 py-1 bg-white bg-opacity-20 rounded-full">Java</span>
                    <span class="px-3 py-1 bg-white bg-opacity-20 rounded-full">持久层</span>
                </div>
            </div>
        </section>

        <!-- Main Content -->
        <main>
            <div class="grid grid-cols-1 lg:grid-cols-3 gap-6">
                <!-- Side Navigation -->
                <div class="lg:col-span-1">
                    <div class="card sticky top-4">
                        <h3 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-bookmark"></i>
                            </div>
                            目录导航
                        </h3>
                        <nav>
                            <ul class="space-y-2">
                                <li><a href="#intro" class="hover:text-indigo-600">Hibernate简介</a></li>
                                <li><a href="#orm" class="hover:text-indigo-600">ORM概念</a></li>
                                <li><a href="#setup" class="hover:text-indigo-600">环境配置</a></li>
                                <li><a href="#api" class="hover:text-indigo-600">Hibernate API</a></li>
                                <li><a href="#cache" class="hover:text-indigo-600">缓存机制</a></li>
                                <li><a href="#hql" class="hover:text-indigo-600">HQL查询</a></li>
                                <li><a href="#qbc" class="hover:text-indigo-600">QBC查询</a></li>
                                <li><a href="#transaction" class="hover:text-indigo-600">事务管理</a></li>
                                <li><a href="#forum" class="hover:text-indigo-600">论坛项目实战</a></li>
                            </ul>
                        </nav>
                    </div>
                </div>

                <!-- Content Area -->
                <div class="lg:col-span-2">
                    <!-- Introduction Section -->
                    <section id="intro" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-info-circle"></i>
                            </div>
                            Hibernate入门
                        </h2>
                        <p>Hibernate是一个开源的对象关系映射(ORM)框架，它对JDBC进行了非常轻量级的对象封装，使得Java程序员可以随心所欲的使用对象编程思维来操纵数据库。</p>
                        
                        <h3>数据访问层存在的问题</h3>
                        <div class="info-box">
                            <p>开发的语言是面向对象的，但是在面向数据库操作层面还是面向关系的，因此我们需要手工来做转换工作。</p>
                        </div>
                    </section>

                    <!-- ORM Section -->
                    <section id="orm" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-exchange-alt"></i>
                            </div>
                            什么是ORM/ORMapping
                        </h2>
                        
                        <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                            <div>
                                <div class="image-container">
                                    <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154678151-cfe94e70-df1d-4e33-a7e1-75d518fddf06.png" alt="ORM映射示意图">
                                </div>
                            </div>
                            <div>
                                <p><strong>Object：</strong>对象，Java对象，此处特指JavaBean</p>
                                <p><strong>Relational：</strong>关系，二维表，数据库中的表</p>
                                <p><strong>映射：</strong>映射元数据：对象中属性，与表的字段，存在对应关系</p>
                            </div>
                        </div>
                        
                        <h3>主流的ORM框架</h3>
                        <ul class="list-disc pl-6 space-y-2">
                            <li><strong>JPA</strong> Java Persistence API. JPA通过注解或XML描述对象－关系表的映射关系（接口）</li>
                            <li><strong class="text-red-500">Hibernate</strong> 通过对象-关系映射配置，可以完全脱离底层SQL</li>
                            <li><strong class="text-red-500">MyBatis</strong> 本是apache的一个开源项目，支持普通SQL查询，存储过程和高级映射的优秀持久层框架</li>
                            <li>Apache DBUtils</li>
                            <li>Spring JDBCTemplate</li>
                            <li><strong class="text-red-500">Spring Data</strong></li>
                        </ul>
                        
                        <h3>什么是Hibernate</h3>
                        <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                            <div>
                                <div class="image-container">
                                    <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154678427-cc908502-ec72-4ae3-b790-c170b309dd57.png" alt="Hibernate架构图">
                                </div>
                            </div>
                            <div>
                                <p>纯面向对象来跟数据库交互</p>
                                <ol class="list-decimal pl-6 space-y-2">
                                    <li>Hibernate是重量级JavaEE应用的持久层解决方案，是一个关系数据库ORM框架</li>
                                    <li>ORM 就是通过将Java对象映射到数据库表，通过操作Java对象，就可以完成对数据表的操作</li>
                                    <li>Hibernate提供了对关系型数据库增删改查操作</li>
                                </ol>
                            </div>
                        </div>
                        
                        <h3>Hibernate的优点</h3>
                        <ol class="list-decimal pl-6 space-y-2">
                            <li>Hibernate对JDBC访问数据库的代码做了封装，大大简化了数据访问层繁琐的重复性代码</li>
                            <li>Hibernate是一个基于jdbc的主流持久化框架，是一个优秀的orm实现，它很大程度的简化了dao层编码工作 session.save(User)</li>
                            <li>Hibernate是一个<strong class="text-red-500">重量级框架</strong>。映射的灵活性很出色。它支持很多关系型数据库，从一对一到多对多的各种复杂关系</li>
                            <li>方言机制支持多种数据库</li>
                        </ol>
                    </section>

                    <!-- Setup Section -->
                    <section id="setup" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-cogs"></i>
                            </div>
                            环境配置与开发步骤
                        </h2>
                        
                        <h3>开发步骤</h3>
                        <ol class="list-decimal pl-6 space-y-2">
                            <li>创建数据库和表</li>
                            <li>创建对应的实体类</li>
                            <li>导入Hibernate的jar包</li>
                            <li>编写核心配置文件hibernate.cfg.xml</li>
                            <li>编写映射文件*.hbm.xml(和VO放到一起)</li>
                            <li>使用Hibernate API进行开发</li>
                        </ol>
                        
                        <h4>创建数据库和表</h4>
                        <p>根据业务需求设计数据库表结构并创建相应的表</p>
                        
                        <h4>创建对应的实体类</h4>
                        <p>创建与数据库表对应的Java实体类</p>
                        
                        <h4>导入相关jar包</h4>
                        <ul class="list-disc pl-6 space-y-2">
                            <li>外层的hibernate3.jar</li>
                            <li>lib\required 里面的所有jar包</li>
                            <li>\lib\other 里面的jar包：log4j-1.2.16.jar，mysql-connector-java.jar，slf4j-log4j12-1.6.1.jar</li>
                        </ul>
                        
                        <h4>主配置文件hibernate.cfg.xml</h4>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154678698-3285c989-2576-4005-9e4b-08d7855777b9.png" alt="Hibernate配置文件示例">
                        </div>
                        
                        <div class="info-box">
                            <h5>如何选择方言：</h5>
                            <ul class="list-disc pl-6">
                                <li>hibernate.dialect org.hibernate.dialect.MySQLDialect</li>
                                <li>hibernate.dialect org.hibernate.dialect.MySQLInnoDBDialect</li>
                                <li>hibernate.dialect org.hibernate.dialect.MySQLMyISAMDialect</li>
                            </ul>
                            <p>MySQLInnoDBDialect是现在唯一支持事务处理的可靠的mysql引擎的方言，安全</p>
                            <p>MySQLMyISAMDialect则可以运用在没有事务处理的工程上，效率最高</p>
                            <p>方言的选择要按数据库的引擎</p>
                        </div>
                        
                        <div class="warning">
                            <h5>SQL语言分类：</h5>
                            <ul class="list-disc pl-6">
                                <li>DDL（Data Definition Language）数据库定义语言</li>
                                <li>DML（Data Manipulation Language）数据操纵语言</li>
                                <li>DCL（Data Control Language）数据库控制语言</li>
                                <li>TCL（Transaction Control Language）事务控制语言</li>
                            </ul>
                        </div>
                        
                        <h4>映射文件*.hbm.xml</h4>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154678973-9eeb6138-673b-4609-8251-837c0f13b80b.png" alt="Hibernate映射文件示例">
                        </div>
                        
                        <h4>使用Hibernate API进行开发</h4>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154679237-ff0c0ba1-4a77-432f-b841-1b9d2fdaf213.png" alt="Hibernate API示例">
                        </div>
                        <p>session.getTransaction().commit(); // 提交事务+关闭session</p>
                        <p>会不会很顺利？</p>
                        
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154679581-61e49a17-4d55-493d-bdd2-977a38b22be3.png" alt="Hibernate错误示例1">
                        </div>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154679963-72038730-2270-4982-ad80-d42bb4f9a257.png" alt="Hibernate错误示例2">
                        </div>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154680283-bfb62f11-ee0a-484c-a4fd-fe861ec84622.png" alt="Hibernate错误示例3">
                        </div>
                    </section>

                    <!-- API Section -->
                    <section id="api" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-code"></i>
                            </div>
                            Hibernate API详解
                        </h2>
                        
                        <h3>对象的三种状态（面试题）</h3>
                        <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                            <div>
                                <div class="image-container">
                                    <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154680606-290954d6-2ada-4f9b-937d-e2eb65938b1d.png" alt="Hibernate对象状态图">
                                </div>
                            </div>
                            <div>
                                <p>Hibernate规定对象具备三种状态：瞬时状态，持久状态，托管状态</p>
                                <ul class="list-disc pl-6 space-y-2">
                                    <li><strong>瞬时状态(transient)：</strong>session没有缓存对象，数据库也没有对应记录</li>
                                    <li><strong>持久状态(persistent)：</strong>session有缓存对象，数据库有对应的记录</li>
                                    <li><strong>托管状态(detached)：</strong>session没有缓存对象，数据库有对应记录</li>
                                </ul>
                            </div>
                        </div>
                        
                        <h3>主键的生成策略</h3>
                        <ul class="list-disc pl-6 space-y-2">
                            <li><strong>increment:</strong>由Hibernate以递增的方式生成</li>
                            <li><strong>identity:</strong>由底层数据库的自增主键生成机制产生，要求底层数据库支持自增字段类型，如MySQL的auto_increment和SQL Server的identity</li>
                            <li><strong>sequence:</strong>由底层数据库的序列生成机制产生，比如Oracle的序列</li>
                            <li><strong>native:</strong>根据底层数据库对自动生成标识符的支持能力来智能选择</li>
                            <li><strong>assigned：</strong>由程序自己来指定</li>
                        </ul>
                        
                        <h3>session的两种创建方式</h3>
                        <p><strong>getCurrentSession(), openSession()</strong></p>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154680968-c2c65855-8880-4067-bdc9-adb4e8387956.png" alt="Session创建方式比较">
                        </div>
                        
                        <div class="table-container">
                            <table>
                                <thead>
                                    <tr>
                                        <th>openSession()</th>
                                        <th>getCurrentSession()</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    <tr>
                                        <td>1. 每次都会创建一个新的session</td>
                                        <td>1. 先到线程中去找，如果有就使用，没有就创建</td>
                                    </tr>
                                    <tr>
                                        <td>2. 可以在没有事务的情况下执行</td>
                                        <td>2. 事务提交后session会自动关闭</td>
                                    </tr>
                                    <tr>
                                        <td>3. 需要手动关闭session，手动刷新session</td>
                                        <td>3. 事务提交后再次调用该方法会创建一个新的session</td>
                                    </tr>
                                    <tr>
                                        <td></td>
                                        <td>4. 必须在有事务的情况下执行</td>
                                    </tr>
                                </tbody>
                            </table>
                        </div>
                    </section>

                    <!-- Cache Section -->
                    <section id="cache" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-database"></i>
                            </div>
                            Hibernate缓存机制
                        </h2>
                        
                        <h3>一级缓存</h3>
                        <p>一级缓存又称为session级别的缓存，为优化程序性能，每次获取数据，Hibernate会优先从session缓存中获取，如果有就直接使用，如果没有，再查数据，并将其存储到缓存中。当session关闭，则一级缓存销毁。</p>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154681259-c37ee073-9829-432c-8baf-2f32a6ffced5.png" alt="一级缓存示意图">
                        </div>
                        
                        <h4>一级缓存get&load</h4>
                        <ul class="list-disc pl-6 space-y-2">
                            <li>案例：多次获取同一个对象，观察发送的SQL</li>
                            <li>案例：多次获取同一个对象，中间对缓存进行清空，观察发送的SQL</li>
                        </ul>
                        
                        <h3>抓取策略(fetching strategy)</h3>
                        <h4>检索方式</h4>
                        <ul class="list-disc pl-6 space-y-2">
                            <li><strong>立即检索：</strong>立即查询，在执行查询语句时，立即查询所有的数据。get</li>
                            <li><strong>延迟检索：</strong>延迟查询，在执行查询语句之后，在需要时在查询。load</li>
                        </ul>
                        
                        <h4>检索级别</h4>
                        <ul class="list-disc pl-6 space-y-2">
                            <li><strong>类级别检索：</strong>当前的类的属性获取是否需要延迟</li>
                            <li><strong>关联级别的检索：</strong>当前类关联另一个类是否需要延迟</li>
                        </ul>
                        
                        <h5>类级别检索</h5>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154681541-d2e38e31-acec-4ef5-80e7-fd563d729c2a.png" alt="类级别检索示例">
                        </div>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154681779-dcfb3ba1-9626-443d-8f5f-b6020f359cf8.png" alt="类级别检索配置">
                        </div>
                        <p>再测试，就会发现效果发生了改变</p>
                        
                        <div class="info-box">
                            <p><strong>总结：load和get的区别</strong></p>
                            <ol class="list-decimal pl-6">
                                <li>get不支持延迟加载，而load支持</li>
                                <li>当查询特定的数据库中不存在的数据时，get会返回null，而load则抛出异常</li>
                            </ol>
                        </div>
                    </section>

                    <!-- HQL Section -->
                    <section id="hql" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-search"></i>
                            </div>
                            HQL查询
                        </h2>
                        
                        <p>HQL（Hibernate Query Language）描述对象操作的一种查询语言。与SQL不同的是，HQL是面向对象的查询，查询的是对象和对象中的属性。</p>
                        <div class="warning">
                            <p>注意：HQL中的关键字不区分大小写，但是类名和属性名区分大小写</p>
                        </div>
                        
                        <h3>查询所有</h3>
                        <div class="code-block">
                            <pre>@Test
    public void getAll(){
        SessionFactory factory = HibernateUtils.getSessionFactory();
        Session session = factory.getCurrentSession();
        session.beginTransaction();
        // 
        Query query = session.createQuery("from Person");
        List&lt;Person&gt; list = query.list();
        for(Person person : list){
            System.out.println(person);
        }
        // 
        session.getTransaction().commit();
        factory.close();
    }</pre>
                        </div>
                        
                        <h3>查询单个对象</h3>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154685839-fca3b083-1c00-4cb3-a7a4-02f8864a43c3.png" alt="HQL查询单个对象示例">
                        </div>
                        
                        <h3>投影</h3>
                        <p>投影，就是只是查询部分字段</p>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154686104-bcb4a709-acf4-4c5c-9576-abf6e85bfd1f.png" alt="HQL投影查询示例1">
                        </div>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154686374-06f81198-5708-4cb8-b898-a6117ed3ecde.png" alt="HQL投影查询示例2">
                        </div>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154686656-47e8704d-9d4c-4f31-b3d6-be87e07b98d0.png" alt="HQL投影查询示例3">
                        </div>
                    </section>

                    <!-- QBC Section -->
                    <section id="qbc" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-filter"></i>
                            </div>
                            QBC查询
                        </h2>
                        
                        <p>QBC:Query By Criteria 条件查询，即面向对象的查询方式</p>
                        
                        <h3>QBC简单查询</h3>
                        <div class="code-block">
                            <pre>@Test
    public void getList(){
        SessionFactory factory = HibernateUtils.getSessionFactory();
        Session session = factory.getCurrentSession();
        session.beginTransaction();
        //
        Criteria criteria = session.createCriteria(Person.class);
        List&lt;Person&gt; list = criteria.list();
        for(Person person : list){
            System.out.println(person);
        }
        session.getTransaction().commit();
        factory.close();
    }</pre>
                        </div>
                        
                        <h3>QBC分页查询</h3>
                        <div class="code-block">
                            <pre>@Test
    public void getPage(){
        SessionFactory factory = HibernateUtils.getSessionFactory();
        Session session = factory.getCurrentSession();
        session.beginTransaction();
        //
        Criteria criteria = session.createCriteria(Person.class);
        criteria.setFirstResult(0);
        criteria.setMaxResults(2);
        List&lt;Person&gt; list = criteria.list();
        for(Person person : list){
            System.out.println(person);
        }
        session.getTransaction().commit();
        factory.close();
    }</pre>
                        </div>
                    </section>

                    <!-- Transaction Section -->
                    <section id="transaction" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-exchange-alt"></i>
                            </div>
                            事务管理与锁
                        </h2>
                        
                        <h3>配置事务隔离级别</h3>
                        <p>回顾事务的特性ACID</p>
                        <ul class="list-disc pl-6 space-y-2">
                            <li><strong>原子性：</strong>要么一起成功，要么一起失败</li>
                            <li><strong>隔离性：</strong>事务和事务之间互不干扰</li>
                            <li><strong>持久性：</strong>事务提交后数据将永久保存</li>
                            <li><strong>一致性：</strong>从一个状态到另一个状态保持一致</li>
                        </ul>
                        
                        <div class="info-box">
                            <p><strong>回顾事务的隔离级别</strong></p>
                            <ol class="list-decimal pl-6">
                                <li>脏读：读到了另一个事务没有提交的数据</li>
                                <li>不可重复读：同一个事务进行多次读取期间另外一个事务进行修改，多次读取，数据不同</li>
                                <li>幻读：一个事务在修改表中的全部数据，另外一个事务在新增数据</li>
                            </ol>
                        </div>
                        
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154690849-fb7ce836-fb40-4ea0-9d07-a945f01e78ea.png" alt="事务隔离级别比较">
                        </div>
                        
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154691186-6d0dcc01-6bb7-4ab1-8152-2c0c346700d3.png" alt="Hibernate事务隔离级别配置">
                        </div>
                        
                        <div class="warning">
                            <p><strong>查看MySQL默认隔离级别：</strong>select @@global.tx_isolation,@@tx_isolation;</p>
                            <p><strong>修改MySQL默认级别：</strong></p>
                            <p>mysql> set global transaction isolation level read committed; //全局的</p>
                            <p>mysql> set session transaction isolation level read committed; //当前会话</p>
                        </div>
                        
                        <h3 class="highlight">锁(Lock)</h3>
                        <p>为什么需要锁（并发控制）？</p>
                        <p>在多用户环境中，在同一时间可能会有多个用户更新相同的记录，这会产生冲突。这就是著名的并发性问题。</p>
                        
                        <ul class="list-disc pl-6 space-y-2">
                            <li><strong>悲观锁：</strong>假定会发生并发冲突，屏蔽一切可能违反数据完整性的操作</li>
                            <li><strong>乐观锁：</strong>假设不会发生并发冲突，只在提交操作时检查是否违反数据完整性</li>
                        </ul>
                        
                        <div class="warning">
                            <p>乐观锁不能解决脏读的问题</p>
                        </div>
                        
                        <h4>数据库的锁</h4>
                        <p>悲观锁(数据库提供实现) . 默认认为一定发生别人要修改我使用的数据. 那我就可以为我读取的数据加锁.</p>
                        <p>select * from table for update （写锁、排它锁）</p>
                        <p>Hibernate 如何来实现</p>
                        <p>get方法设置读取模式</p>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154691553-58afc702-2b5e-4fe3-acdb-1a8e9407afd7.png" alt="Hibernate悲观锁示例">
                        </div>
                        <p>开启一个客户端来测试</p>
                        
                        <h4>乐观锁(需要自己实现)</h4>
                        <p>重点理解乐观锁的实现原理</p>
                        <p>Hibernate已封装了实现，在类里面添加一个Integer类型的version属性，然后在配置文件里面添加一个version配置，对应的表也要添加一个version字段</p>
                        
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154691745-b44bc6ae-a679-49e9-aacc-8582d4ffd052.png" alt="乐观锁实现示例">
                        </div>
                        <p>获取数据后手动修改version的值，再次提交</p>
                    </section>

                    <!-- Forum Project Section -->
                    <section id="forum" class="card">
                        <h2 class="card-header flex items-center">
                            <div class="icon-box">
                                <i class="fas fa-project-diagram"></i>
                            </div>
                            论坛项目实战
                        </h2>
                        
                        <h3>项目用例</h3>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154692009-f22430ce-721f-4b2d-a925-5fb47f9e63fd.png" alt="论坛项目用例图">
                        </div>
                        <p>一个论坛正常是分版块来进行管理的，首先应该是由后台来管理论坛的相关版块，其次每个版块都会设立版主，由版主对各个版块进行管理。</p>
                        <p>此处，我们只是重点实现发帖，回帖，删贴等操作</p>
                        <p>大家可以自己加入版块的信息，以完善项目</p>
                        
                        <h3>原型</h3>
                        <h4>帖子列表：</h4>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154692239-8073c037-4856-4789-a5af-6151d87f6194.png" alt="论坛帖子列表原型">
                        </div>
                        <h4>帖子详情：</h4>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154692559-f26b9252-144e-4885-b625-42c442549a5c.png" alt="论坛帖子详情原型">
                        </div>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154692990-f4de0fbc-5d1f-4f50-b15b-d06d5c3fefc0.png" alt="论坛回复框原型">
                        </div>
                        
                        <h3>表设计</h3>
                        <ul class="list-disc pl-6 space-y-2">
                            <li>forum:论坛</li>
                            <li>topic:主题</li>
                            <li>reply：回帖</li>
                            <li>user：用户</li>
                            <li>section：版块</li>
                            <li>score：积分</li>
                        </ul>
                        <p>主导的人去设计表--分模块去设计</p>
                        <p>分发到具体的每个人，对具体的表做一些修改，反馈交流</p>
                        <p>分模块给每个人</p>
                        
                        <h3>确定技术架构</h3>
                        <p>Struts2+Hibernate+MySQL</p>
                        
                        <h3>搭建环境</h3>
                        <p>搭建环境</p>
                        <p>CRUD</p>
                        <p>补充案例</p>
                        
                        <h3>分页实现</h3>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154693340-dc3c4115-805c-4cfe-93e0-8c7da9276837.png" alt="分页实现示例">
                        </div>
                        <p>其他页面把它包含进来 <code>&lt;%@ include file="../../commons/page.jsp" %></code></p>
                        
                        <h3>OpenSessionInViewFilter // 控制session的关闭时机</h3>
                        <div class="image-container">
                            <img src="https://cdn.nlark.com/yuque/0/2023/png/21449790/1692154693959-9de24325-d95d-481e-b910-b5f309b30ab8.png" alt="OpenSessionInViewFilter示例">
                        </div>
                    </section>
                </div>
            </div>
        </main>
    </div>

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    <script>
        // Initialize Mermaid diagrams
        mermaid.initialize({
            startOnLoad: true,
            theme: 'default',
            flowchart: {
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                curve: 'basis'
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        // Tab functionality
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```

This HTML page features:

1. **Modern Design**: Clean, professional layout with cards, icons, and a color scheme that enhances readability
2. **Responsive Layout**: Works well on both desktop and mobile devices
3. **Visual Hierarchy**: Clear section headers with icons, proper spacing, and visual cues
4. **Code Highlighting**: Syntax-highlighted code blocks for better readability
5. **Interactive Elements**: Tabs for switching between related content sections
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The design maintains a technical yet approachable aesthetic that would appeal to developers learning Hibernate. The layout emphasizes readability while providing visual appeal through cards, icons, and subtle animations.